...History tells us that certain peoples, the Massagetæ and others, usedto kill off their old men to save them from senile misery...
Jean Henri Fabre Alexander Teixeira de Mattos 「The Glow-Worm and Other Beetles」
...One ovary may become senile inold females before its partner does; this may explain the occasionalabsence or atrophy of one ovary in large females that I haveexamined...
John M. Legler 「Natural History of the Ornate Box Turtle, Terrapene ornata ornata Agassiz」
...Alternatingactivity of ovaries accounts in part for the reduced numberof eggs in young females, breeding for the first time, and inolder, nearly senile females...
John M. Legler 「Natural History of the Ornate Box Turtle, Terrapene ornata ornata Agassiz」
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